*
{
    margin: 0;
    padding: 0;
    /* 内减模式 */
    box-sizing: border-box;
}

/* 版心 */
.wrapper
{
    width: 1200px;
    margin: 0 auto;
}
/* 清除浮动 */
.clearfix::before,.clearfix::after
{
    content: "";
    display: table;
}
.clearfix::after
{
    clear: both;
}


/* 教师信息 */
.message .text{
    float: left;
    margin: 20px 0 0 180px;
    color: #9e9e9e;
    font-size: 25px;
}
.message table{
    float: left;
    margin: 30px 0px 0px 180px;
    width: 1000px;
    text-align: center;
    border-collapse: collapse;
}
.message table ,th, td{
    border:1px solid #d9d9d9;
    color: #9e9e9e;
}
.message tr{
    height: 65px;
}
.message table .nine,.ten,.eleven{
    width: 50px;
}
.message table .six,.seven,.eight{
    width: 80px;
}